The Trade Desk Set to Join S&P 500

NEW YORK, July 14, 2025 /PRNewswire/ -- The Trade Desk Inc. (NASD: TTD) will replace ANSYS Inc. (NASD: ANSS) in the S&P 500 effective prior to the opening of trading on Friday, July 18. S&P 500 constituent Synopsys Inc. (NASD: SNPS) will acquire ANSYS in a deal expected to be completed on July 17.Following is a summary of the change that will take place prior to the open of trading on the effective date: Effective Date Index Name  Action Company Name Ticker GICS Sector July 18, 2025 S&P 500 Addi ...